IString.h

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//-----------------------------------------------------------------------------
//  (c) 2006 by Basler Vision Technologies
//  Section: Vision Components
//  Project: GenApi
//  Author:  Margret Albrecht
//  $Header$
//
//  License: This file is published under the license of the EMVA GenICam  Standard Group.
//  A text file describing the legal terms is included in  your installation as 'GenICam_license.pdf'.
//  If for some reason you are missing  this file please contact the EMVA or visit the website
//  (http://www.genicam.org) for a full copy.
//
//  THIS SOFTWARE IS PROVIDED BY THE EMVA GENICAM STANDARD GROUP "AS IS"
//  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
//  THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
//  PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE EMVA GENICAM STANDARD  GROUP
//  OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,  SPECIAL,
//  EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT  LIMITED TO,
//  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,  DATA, OR PROFITS;
//  OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY  THEORY OF LIABILITY,
//  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT  (INCLUDING NEGLIGENCE OR OTHERWISE)
//  ARISING IN ANY WAY OUT OF THE USE  OF THIS SOFTWARE, EVEN IF ADVISED OF THE
//  POSSIBILITY OF SUCH DAMAGE.
//-----------------------------------------------------------------------------
#ifndef GENAPI_ISTRING_H
#define GENAPI_ISTRING_H

#include <Base/GCString.h>
#include <GenApi/GenApiDll.h>
#include <GenApi/Types.h>
#include <GenApi/IValue.h>

#pragma warning ( push )
#pragma warning ( disable : 4251 ) // XXX needs to have dll-interface to be used by clients of class YYY

namespace GENAPI_NAMESPACE
{
    //*************************************************************
    // IString interface
    //*************************************************************

    interface GENAPI_DECL_ABSTRACT IString  : virtual public IValue
    {

        virtual void SetValue(const GENICAM_NAMESPACE::gcstring& Value, bool Verify = true) = 0;

        virtual IString& operator=(const GENICAM_NAMESPACE::gcstring& Value) = 0;


        virtual GENICAM_NAMESPACE::gcstring GetValue(bool Verify = false, bool IgnoreCache = false) = 0;

        virtual GENICAM_NAMESPACE::gcstring operator()() = 0;

        virtual GENICAM_NAMESPACE::gcstring operator*() = 0;

        virtual int64_t GetMaxLength() = 0;

    };
    //*************************************************************
    // CStringRef class
    //*************************************************************

#ifndef DOXYGEN_IGNORE

    template <class T>
    class CStringRefT : public CValueRefT<T>
    {
        typedef CValueRefT<T> ref;

    public:
        /*--------------------------------------------------------*/
        // IString
        /*--------------------------------------------------------*/

        virtual void SetValue(const GENICAM_NAMESPACE::gcstring& Value, bool Verify = true)
        {
            if(ref::m_Ptr)
                return ref::m_Ptr->SetValue(Value, Verify);
            else
                throw ACCESS_EXCEPTION("Feature not present (reference not valid)");
        }

        virtual IString& operator=(const GENICAM_NAMESPACE::gcstring& Value)
        {
            if(ref::m_Ptr)
                return ref::m_Ptr->operator=(Value);
            else
                throw ACCESS_EXCEPTION("Feature not present (reference not valid)");
        }

        virtual GENICAM_NAMESPACE::gcstring GetValue(bool Verify = false, bool IgnoreCache = false)
        {
            if(ref::m_Ptr)
                return ref::m_Ptr->GetValue(Verify, IgnoreCache);
            else
                throw ACCESS_EXCEPTION("Feature not present (reference not valid)");
        }

        virtual GENICAM_NAMESPACE::gcstring operator()()
        {
            if(ref::m_Ptr)
                return ref::m_Ptr->operator()();
            else
                throw ACCESS_EXCEPTION("Feature not present (reference not valid)");
        }

        virtual GENICAM_NAMESPACE::gcstring operator*()
        {
            if(ref::m_Ptr)
                return ref::m_Ptr-> operator*();
            else
                throw ACCESS_EXCEPTION("Feature not present (reference not valid)");
        }

        virtual int64_t GetMaxLength()
        {
            if(ref::m_Ptr)
                return ref::m_Ptr->GetMaxLength();
            else
                throw ACCESS_EXCEPTION("Feature not present (reference not valid)");
        }

    };

    typedef CStringRefT<IString> CStringRef;

#endif

}

#pragma warning ( pop )

#endif // ifndef GENAPI_ISTRING_H